Positive-drive clutch



Feb. 19, 1929 1,702,753

or1 ina1 Filed.uarch 19. 1926- 3 shoots-ShOQt -1 oflronizing Inen1ber to look it againSt furthef sliding trovel, until the speeds of the clutoh IneInberS ofe Synohronized.

10. The coInbinotion With o air of Co-oxia1 olotoh IneInberS, one oCtuab e toWord the other, I1d hoving engageable ositivo drive olen1entS, and oontro1 IneonS fof Soid actuable IneInber, of o oontrol IneII1ber Slidable upon one of Soid olntoh nen1berS in the ditection of the clutoh axiS, L coaoting control nlen1beT oarfied by the othef olutoh Inen1ber, Soid contro1 IneInberS being frictionolly ongageoble in reSpon e to an initiol octution of the Clutoh, aIld iI1 advance of oontoot of Said drive e1e IIleI1ts, and IneanS upon tho olutoh nleII1ber ooTrying the Sliding control lnernber poSitive ly resiSting S1iding of Soid control member, ond theTeby holding the drive e1eInentS of fhe olutoh Se aroted unti1 S oed SynchronisIn iS estobliShed.

11. The oon1binotion v7ith a pair of oo oxiol o111tch Inen1berS, one Slidoble tovvora the otheT, awI1(i hoving engageoble oSitive dfive elenlentS, ond oontrol Ineans for Shifting the sliding IneInber, of a pair of oontrol IneInberS, oorTied one by each of Soid olutch Inembers, alld engogeable feSponsivo to on initia1 cu .Sto )i11g slidiog of the sli(1ing contTol IIleII1- of o druII1 n1oonted u on one of soid n1elnbers, o poiI' of annolor oontrol 111eII1bers, one oorried by soi(1 (iI'I1In, nd Slidoble t11ereu on, Pofollel to the c111toh xiS, ond the othef oarried by the other clotoh Inembor, said oontrol IIleInberS being frictionolly engogeoblo Te- SponSive to on inifial actuation of the clntch, and fior to enga geIIlent of said drive e1e neIltS, IneonS oorfied by Soid dfun1 guiding Sliding trovel of the sliding oontro1 ITleInboI' II1ounted and eStoblishing rotative drive oonnection betvveen the drun1, ond soid co11 tfol IIleII1bers, Soid IIleonS providing foI o 1iInited Telative rotory InoveTnent of the drum and control momber carried t11ereby, ond thereby pfeventing o ooInplete reS onSe of the Sliding olotoh men1ber to o ControHng se )oToted 1the 1'oftive1y Shifted osition of fhe sliding oontfo1 member.

IIlfestiInony vvhereof I sign thiS S )ecifiCo tion.

TBoY B. TYLEB. 

